Alright, let's solve this math problem step by step. First, we have the number 202. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 156. So, we're going to take the number 202 and add it to itself 156 times.
Step 1: 0 + 202 = 202
Step 2: 202 + 202 = 404
Step 3: 404 + 202 = 606
Step 4: 606 + 202 = 808
Step 5: 808 + 202 = 1010
Step 6: 1010 + 202 = 1212
Step 7: 1212 + 202 = 1414
Step 8: 1414 + 202 = 1616
Step 9: 1616 + 202 = 1818
Step 10: 1818 + 202 = 2020
Step 11: 2020 + 202 = 2222
Step 12: 2222 + 202 = 2424
Step 13: 2424 + 202 = 2626
Step 14: 2626 + 202 = 2828
Step 15: 2828 + 202 = 3030
Step 16: 3030 + 202 = 3232
Step 17: 3232 + 202 = 3434
Step 18: 3434 + 202 = 3636
Step 19: 3636 + 202 = 3838
Step 20: 3838 + 202 = 4040
Step 21: 4040 + 202 = 4242
Step 22: 4242 + 202 = 4444
Step 23: 4444 + 202 = 4646
Step 24: 4646 + 202 = 4848
Step 25: 4848 + 202 = 5050
Step 26: 5050 + 202 = 5252
Step 27: 5252 + 202 = 5454
Step 28: 5454 + 202 = 5656
Step 29: 5656 + 202 = 5858
Step 30: 5858 + 202 = 6060
Step 31: 6060 + 202 = 6262
Step 32: 6262 + 202 = 6464
Step 33: 6464 + 202 = 6666
Step 34: 6666 + 202 = 6868
Step 35: 6868 + 202 = 7070
Step 36: 7070 + 202 = 7272
Step 37: 7272 + 202 = 7474
Step 38: 7474 + 202 = 7676
Step 39: 7676 + 202 = 7878
Step 40: 7878 + 202 = 8080
Step 41: 8080 + 202 = 8282
Step 42: 8282 + 202 = 8484
Step 43: 8484 + 202 = 8686
Step 44: 8686 + 202 = 8888
Step 45: 8888 + 202 = 9090
Step 46: 9090 + 202 = 9292
Step 47: 9292 + 202 = 9494
Step 48: 9494 + 202 = 9696
Step 49: 9696 + 202 = 9898
Step 50: 9898 + 202 = 10100
Step 51: 10100 + 202 = 10302
Step 52: 10302 + 202 = 10504
Step 53: 10504 + 202 = 10706
Step 54: 10706 + 202 = 10908
Step 55: 10908 + 202 = 11110
Step 56: 11110 + 202 = 11312
Step 57: 11312 + 202 = 11514
Step 58: 11514 + 202 = 11716
Step 59: 11716 + 202 = 11918
Step 60: 11918 + 202 = 12120
Step 61: 12120 + 202 = 12322
Step 62: 12322 + 202 = 12524
Step 63: 12524 + 202 = 12726
Step 64: 12726 + 202 = 12928
Step 65: 12928 + 202 = 13130
Step 66: 13130 + 202 = 13332
Step 67: 13332 + 202 = 13534
Step 68: 13534 + 202 = 13736
Step 69: 13736 + 202 = 13938
Step 70: 13938 + 202 = 14140
Step 71: 14140 + 202 = 14342
Step 72: 14342 + 202 = 14544
Step 73: 14544 + 202 = 14746
Step 74: 14746 + 202 = 14948
Step 75: 14948 + 202 = 15150
Step 76: 15150 + 202 = 15352
Step 77: 15352 + 202 = 15554
Step 78: 15554 + 202 = 15756
Step 79: 15756 + 202 = 15958
Step 80: 15958 + 202 = 16160
Step 81: 16160 + 202 = 16362
Step 82: 16362 + 202 = 16564
Step 83: 16564 + 202 = 16766
Step 84: 16766 + 202 = 16968
Step 85: 16968 + 202 = 17170
Step 86: 17170 + 202 = 17372
Step 87: 17372 + 202 = 17574
Step 88: 17574 + 202 = 17776
Step 89: 17776 + 202 = 17978
Step 90: 17978 + 202 = 18180
Step 91: 18180 + 202 = 18382
Step 92: 18382 + 202 = 18584
Step 93: 18584 + 202 = 18786
Step 94: 18786 + 202 = 18988
Step 95: 18988 + 202 = 19190
Step 96: 19190 + 202 = 19392
Step 97: 19392 + 202 = 19594
Step 98: 19594 + 202 = 19796
Step 99: 19796 + 202 = 19998
Step 100: 19998 + 202 = 20200
Step 101: 20200 + 202 = 20402
Step 102: 20402 + 202 = 20604
Step 103: 20604 + 202 = 20806
Step 104: 20806 + 202 = 21008
Step 105: 21008 + 202 = 21210
Step 106: 21210 + 202 = 21412
Step 107: 21412 + 202 = 21614
Step 108: 21614 + 202 = 21816
Step 109: 21816 + 202 = 22018
Step 110: 22018 + 202 = 22220
Step 111: 22220 + 202 = 22422
Step 112: 22422 + 202 = 22624
Step 113: 22624 + 202 = 22826
Step 114: 22826 + 202 = 23028
Step 115: 23028 + 202 = 23230
Step 116: 23230 + 202 = 23432
Step 117: 23432 + 202 = 23634
Step 118: 23634 + 202 = 23836
Step 119: 23836 + 202 = 24038
Step 120: 24038 + 202 = 24240
Step 121: 24240 + 202 = 24442
Step 122: 24442 + 202 = 24644
Step 123: 24644 + 202 = 24846
Step 124: 24846 + 202 = 25048
Step 125: 25048 + 202 = 25250
Step 126: 25250 + 202 = 25452
Step 127: 25452 + 202 = 25654
Step 128: 25654 + 202 = 25856
Step 129: 25856 + 202 = 26058
Step 130: 26058 + 202 = 26260
Step 131: 26260 + 202 = 26462
Step 132: 26462 + 202 = 26664
Step 133: 26664 + 202 = 26866
Step 134: 26866 + 202 = 27068
Step 135: 27068 + 202 = 27270
Step 136: 27270 + 202 = 27472
Step 137: 27472 + 202 = 27674
Step 138: 27674 + 202 = 27876
Step 139: 27876 + 202 = 28078
Step 140: 28078 + 202 = 28280
Step 141: 28280 + 202 = 28482
Step 142: 28482 + 202 = 28684
Step 143: 28684 + 202 = 28886
Step 144: 28886 + 202 = 29088
Step 145: 29088 + 202 = 29290
Step 146: 29290 + 202 = 29492
Step 147: 29492 + 202 = 29694
Step 148: 29694 + 202 = 29896
Step 149: 29896 + 202 = 30098
Step 150: 30098 + 202 = 30300
Step 151: 30300 + 202 = 30502
Step 152: 30502 + 202 = 30704
Step 153: 30704 + 202 = 30906
Step 154: 30906 + 202 = 31108
Step 155: 31108 + 202 = 31310
Step 156: 31310 + 202 = 31512

So, 202*156 = 31512